Trigger events: Enviroclimatic coupling of ebola hemorrhagic fever outbreaks

被引:62
作者
Pinzon, JE
Wilson, JM
Tucker, CJ
Arthur, R
Jahrling, PB
Formenty, P
机构
[1] NASA, Goddard Space Flight Ctr, Biospher Sci Branch, Terr Phys Lab, Greenbelt, MD 20771 USA
[2] Sci Syst & Applicat Inc, Lanham, MD 20706 USA
[3] WHO, Global Alert & Response Team, Dept Communicable Dis Surveillance & Response, Geneva, Switzerland
[4] USA, Med Res Inst Infect Dis, Ft Detrick, MD 21702 USA
关键词
D O I
10.4269/ajtmh.2004.71.664
中图分类号
R1 [预防医学、卫生学];
学科分类号
1004 ; 120402 ;
摘要
We use spatially continuous satellite data as a correlate of precipitation within tropical Africa and show that the majority of documented Ebola hemorrhagic fever outbreaks were closely associated with sharply drier conditions at the end of the rainy season. We propose that these trigger events may enhance transmission of Ebola virus from its cryptic reservoir to humans. These findings suggest specific directions to help understand the sylvatic cycle of the virus and may provide early warning tools to detect possible future outbreaks of this enigmatic disease.
引用
收藏
页码:664 / 674
页数:11
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